LIDSTONE JOHN. (1986). TRAINING SALESMAN ON THE JOB (2.). GOWER.
Lua i Stíl Chicago (17ú heag.)LIDSTONE JOHN. TRAINING SALESMAN ON THE JOB. 2. ENGLAND: GOWER, 1986.
Lua MLA (9ú heag.)LIDSTONE JOHN. TRAINING SALESMAN ON THE JOB. 2. GOWER, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.